The Battlefield franchise is a series of computer and console games that started with the Windows/Mac game Battlefield 1942. The series is developed by the Swedish company EA Digital Illusions CE, and published by Electronic Arts. The games feature a greater focus on large maps, teamwork and vehicle warfare than traditional first-person shooters. The PC games in the series are mainly focused on online multiplayer. The Battlefield series has sold 17 million units as of 2008. The series has a recognizable 6-beat sting which is often used in promotional material for the games.